1980 02 - daily  - mean of NCEP mean Daily Clear Sky Downward Longwave Flux at surface, W/m^2.
BasinID	Name	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
0	Pan Arctic	142.2	148.0	153.8	154.9	155.6	156.4	157.7	156.3	154.3	153.4	154.3	154.1	152.3	152.8	152.0	153.3	150.5	146.5	146.8	146.8	146.2	147.8	151.4	152.8	152.9	155.5	153.5	151.5	150.3	-9999.0	-9999.0
34	Hudson Bay	148.7	161.6	173.6	174.8	173.2	169.6	167.7	176.8	183.7	171.0	163.8	159.7	153.3	151.5	149.4	153.3	159.7	162.9	158.7	159.2	154.1	158.8	157.2	149.8	144.8	156.4	149.8	137.6	134.0	-9999.0	-9999.0
36	Hudson Strait	170.2	176.8	162.2	161.7	159.3	161.4	162.2	155.8	157.3	156.2	153.2	149.0	156.7	169.5	157.8	148.4	136.0	136.7	137.6	126.7	121.1	121.1	122.8	118.8	120.6	120.0	124.7	140.3	135.9	-9999.0	-9999.0
98	Bering Strait	156.1	165.4	168.3	157.5	173.6	173.8	176.0	153.3	177.4	203.8	207.2	207.6	200.3	195.6	184.6	175.6	168.8	149.9	141.1	138.6	145.6	151.2	165.0	180.5	165.9	170.5	177.0	174.3	163.3	-9999.0	-9999.0
128	Arctic subocean	135.6	126.9	119.2	119.2	136.6	140.7	139.5	142.8	139.1	140.4	127.1	123.9	136.7	138.8	118.1	120.8	110.0	107.5	110.9	122.3	121.5	115.4	104.6	110.9	113.8	113.4	113.0	114.4	101.1	-9999.0	-9999.0
130	Chukchi Sea	131.6	122.7	127.5	130.6	144.0	138.8	153.3	143.9	167.2	201.8	207.6	208.6	196.3	212.9	195.6	180.4	165.2	147.4	143.6	135.5	132.5	139.1	153.7	179.0	151.8	150.6	143.7	155.8	155.8	-9999.0	-9999.0
132	Beaufort Sea	169.9	190.5	195.1	187.8	179.9	191.4	204.3	200.8	176.3	182.4	190.4	180.4	166.5	164.0	166.5	171.9	165.7	145.3	136.6	135.9	145.1	158.0	162.4	172.9	190.1	181.6	181.4	169.7	173.5	-9999.0	-9999.0
134	Arctic Archipelago	129.8	144.3	164.8	175.3	167.2	162.5	177.5	190.4	176.6	161.6	153.1	148.5	153.0	161.4	153.1	157.3	135.0	120.3	110.8	117.9	120.6	117.9	119.8	124.9	121.8	116.8	121.2	133.3	143.4	-9999.0	-9999.0
136	Foxe Basin	144.2	136.8	144.9	169.5	168.9	164.7	159.2	157.5	168.0	169.9	167.4	161.0	148.5	159.1	146.7	128.6	120.5	117.4	112.7	113.1	106.8	102.3	102.2	112.5	102.6	104.9	109.7	114.9	134.3	-9999.0	-9999.0
138	Baffin Bay	138.4	130.7	121.7	115.5	111.3	115.9	117.8	130.7	136.3	136.1	129.3	125.2	120.3	127.0	118.1	123.6	113.5	102.6	121.5	110.6	98.1	94.8	94.6	99.4	90.9	92.2	88.7	86.1	93.1	-9999.0	-9999.0
139	South Greenland	143.0	135.4	129.5	123.8	115.7	115.2	133.2	137.4	137.3	144.1	146.7	148.0	147.2	135.4	145.0	156.4	133.9	139.5	150.9	125.1	115.7	122.4	143.4	122.6	109.1	105.1	105.6	126.8	125.7	-9999.0	-9999.0
140	Greenland Sea	130.2	114.7	112.0	98.0	86.0	87.0	103.0	119.0	117.6	108.0	113.1	107.8	107.5	104.4	100.3	116.4	120.6	103.5	132.6	137.8	120.3	110.5	112.5	121.8	101.2	95.0	85.4	88.8	88.1	-9999.0	-9999.0
142	Norwegian Sea	173.9	180.7	179.4	182.5	178.7	173.3	166.4	159.6	161.2	185.5	200.1	199.0	211.0	224.2	220.4	210.4	205.8	227.7	231.5	218.3	213.3	216.6	224.2	218.0	216.8	222.2	214.0	222.4	206.5	-9999.0	-9999.0
144	Barents Sea	147.4	169.4	175.5	175.9	179.4	177.9	175.6	175.6	171.0	166.8	165.7	164.4	161.7	159.8	170.7	166.5	166.3	162.0	179.4	199.6	196.7	201.5	203.0	206.3	206.7	200.2	195.3	196.7	194.2	-9999.0	-9999.0
146	Kara Sea	137.3	139.7	147.7	148.2	150.1	152.8	152.3	149.6	147.8	148.2	149.2	152.7	154.3	156.6	155.6	156.5	156.8	156.7	159.0	161.1	160.2	161.8	162.8	165.8	172.9	180.5	172.7	165.4	166.8	-9999.0	-9999.0
148	Laptev Sea	119.7	119.9	126.3	143.6	148.6	146.5	142.2	134.0	123.3	117.0	121.4	126.9	128.8	131.4	134.2	134.6	132.9	130.7	129.0	130.4	132.9	127.1	131.3	135.1	133.7	138.1	138.8	134.4	129.7	-9999.0	-9999.0
150	East Siberian Sea	138.6	144.0	143.7	138.2	135.6	136.2	126.0	117.3	113.0	111.4	118.1	123.9	125.4	127.6	132.8	136.5	143.7	144.9	140.2	132.3	129.0	129.1	127.5	119.9	121.2	118.6	134.9	150.2	141.8	-9999.0	-9999.0
152	Gulf of Alaska	208.3	216.5	210.9	193.0	217.6	219.7	203.9	188.4	210.6	230.2	233.4	225.0	205.3	189.3	182.9	175.2	172.5	175.0	170.3	175.1	192.5	194.0	214.7	207.9	202.9	206.4	212.7	217.5	208.7	-9999.0	-9999.0
154	Southeast Bering Sea	150.6	161.2	178.9	173.8	187.4	187.4	184.0	195.2	227.9	222.8	236.8	222.1	233.5	220.3	207.0	199.9	193.5	179.0	162.8	157.8	176.3	172.7	202.7	178.5	193.7	181.2	178.0	196.3	197.9	-9999.0	-9999.0